#include <iostream>
using namespace std;

const int ArSize = 8;

int sum_arr(int arr[], int n);

int main49()
{
    
    // cout.setf(ios_base::fixed, ios_base::floatfield);
    cout<<endl;

    int cookies[ArSize] = {1,2,4,8,16,32,64,128};
    cout << cookies << " = array address, ";
    cout << sizeof cookies << " = sizeof cookies" << endl;
    int sum = sum_arr(cookies, ArSize);
    cout << "Total cookies eaten : " << sum << endl;
    sum = sum_arr(cookies, 3);
    cout << "First three eaters ate " << sum << " cookies" << endl;
    sum = sum_arr(cookies + 4, 4);
    cout << "Last four eaters ate " << sum << " cookies.\n";
    
    cout<<endl;
    return 0;
}

int sum_arr(int arr[], int n) {
    int total = 0;
    cout << arr << " = arr, ";
    cout << sizeof arr << " = sizeof arr\n";
    for(int i = 0; i < n; i++)
    {
        total = total + arr[i];
    }
    return total;
    
}